{"data":{"id":"us/21-cfr-336.10","jurisdiction":"us","citation":"21 CFR 336.10","heading":"Antiemetic active ingredients.","body":"The active ingredient of the product consists of any of the following when used within the dosage limits established for each ingredient in § 336.50(d):\n(a) Cyclizine hydrochloride.\n(b) Dimenhydrinate.\n(c) Diphenhydramine hydrochloride.\n(d) Meclizine hydrochloride.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER D—DRUGS FOR HUMAN USE","PART 336—ANTIEMETIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE","Subpart B—Active Ingredients"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"a1652033b505f5421047a3f6c79afc1087020a8d7a0df391b89c9b45b1897cf1","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-336.3","next":"us/21-cfr-336.50"},"notice":"GroundRules: Original legal text. Not legal advice."}